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authorVivien Didelot <vivien.didelot@savoirfairelinux.com>2015-07-10 23:48:58 (GMT)
committerDavid S. Miller <davem@davemloft.net>2015-07-12 04:29:55 (GMT)
commit2ee94014d9bd3868b1c0d17405f96d63bec83f28 (patch)
treec3de5eb5e5eac625aab00c7bb23b885b6b6eb244
parentc590032f9ab8d03aab235a7601db22a267c2d958 (diff)
downloadlinux-2ee94014d9bd3868b1c0d17405f96d63bec83f28.tar.xz
net: switchdev: don't abort unsupported operations
There is no need to abort attribute setting or object addition, if the prepare phase returned operation not supported. Thus, abort these two transactions only if the error is not -EOPNOTSUPP. Signed-off-by: Vivien Didelot <vivien.didelot@savoirfairelinux.com> Acked-by: Jiri Pirko <jiri@resnulli.us> Acked-by: Scott Feldman <sfeldma@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/switchdev/switchdev.c12
1 files changed, 8 insertions, 4 deletions
diff --git a/net/switchdev/switchdev.c b/net/switchdev/switchdev.c
index 84f77a0..9f2add3 100644
--- a/net/switchdev/switchdev.c
+++ b/net/switchdev/switchdev.c
@@ -171,8 +171,10 @@ int switchdev_port_attr_set(struct net_device *dev, struct switchdev_attr *attr)
* released.
*/
- attr->trans = SWITCHDEV_TRANS_ABORT;
- __switchdev_port_attr_set(dev, attr);
+ if (err != -EOPNOTSUPP) {
+ attr->trans = SWITCHDEV_TRANS_ABORT;
+ __switchdev_port_attr_set(dev, attr);
+ }
return err;
}
@@ -249,8 +251,10 @@ int switchdev_port_obj_add(struct net_device *dev, struct switchdev_obj *obj)
* released.
*/
- obj->trans = SWITCHDEV_TRANS_ABORT;
- __switchdev_port_obj_add(dev, obj);
+ if (err != -EOPNOTSUPP) {
+ obj->trans = SWITCHDEV_TRANS_ABORT;
+ __switchdev_port_obj_add(dev, obj);
+ }
return err;
}